/* 自定义样式 */

body {
    font-family: 'Arial', sans-serif;
}

header {
    background-image: linear-gradient(to bottom, #007bff, #0056b3);
}

.card {
    transition: transform 0.3s;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}